Added a simple HTTP reporter module

This will send alerts to a web server via HTTP GET/POST requests

Signed-off-by: David Sommerseth <davids@redhat.com>

1 files changed, 106 insertions, 0 deletions

diff --git a/LogActio/Reporters/HTTPreporter.py b/LogActio/Reporters/HTTPreporter.py
new file mode 100644
index 0000000..a006310
--- /dev/null
+++ b/LogActio/Reporters/HTTPreporter.py
@@ -0,0 +1,106 @@
+#
+#   logactio  -  simple framework for doing configured action on certain
+#                log file events
+#
+#   Copyright 2012   David Sommerseth <dazo@users.sourceforge.net>
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the Free Software
+#   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+#   For the avoidance of doubt the "preferred form" of this code is one which
+#   is in an open unpatent encumbered format. Where cryptographic key signing
+#   forms part of the process of creating an executable the information
+#   including keys needed to generate an equivalently functional executable
+#   are deemed to be part of the source code.
+#
+
+import sys, urllib, urllib2
+from LogActio import Message, ReporterQueue
+
+
+class HTTPreporter(ReporterQueue.ReporterQueue):
+    """Simple LogActio reporter module, sending alerts via HTTP/HTTPS
+
+    Example configuration to be used in /etc/logactio.cfg
+
+        [Reporter:HTTP]
+        module: HTTPreporter
+        method: POST
+        url: http://alerts.example.com/logactio/alerts.php
+
+    This will send reports to the given URL using POST.  If you want
+    to use GET instead of POST, modify or remove the 'method' variable
+    """
+
+    def __init__(self, config, logger = None):
+        if not config.has_key("url"):
+            raise Exception("HTTPreporter is not configured with a URL")
+
+        self.__method = config.has_key("method") and config["method"] or "GET"
+        self.__url =  config["url"]
+        self.__log = logger and logger or self.__logfnc
+
+        if self.__method != "GET" and self.__method != "POST":
+            raise Exception("HTTPreporter is configured with an invalid submission method: '%s'" %
+                            str(self.__method))
+
+        ReporterQueue.ReporterQueue.__init__(self,
+                                             "HTTPreporter",
+                                             "HTTP Reporter",
+                                             self.__processqueue)
+
+    def __logfnc(self, lvl, msg):
+        print "%s" % msg
+        sys.stdout.flush()
+
+
+    def __processqueue(self):
+        done = False
+
+        # Process the message queue
+        while not done:
+            msg = self._QueueGet()
+
+            if( msg.MessageType() == Message.MSG_SHUTDOWN ):
+                # Prepare for shutdown
+                done = True
+
+            elif( msg.MessageType() == Message.MSG_SEND ):
+                m = msg.Message()
+                m["priority"] = msg.Priority()
+                data = urllib.urlencode(m)
+
+                if self.__method == "GET":
+                    req = urllib2.Request("%s?%s" % (self.__url, data))
+                    self.__log(1, "[HTTPreporter] GET %s?%s" % (self.__url, data))
+                elif self.__method == "POST":
+                    req = urllib2.Request(self.__url, data)
+                    self.__log(1, "[HTTPreporter] POST %s {%s}" % (self.__url, data))
+                else:
+                    self.__log(0, "[HTTPreporter] Unknown method '%s'" %
+                               self.__method)
+                res = urllib2.urlopen(req)
+                self.__log(4, "[HTTPreporter] Repsonse: %s" % res.read())
+
+
+    def ProcessEvent(self, logfile, prefix, msg, count, threshold):
+        # Format the report message
+        msg = {"prefix": prefix, "count": count, "threshold": threshold,
+               "message": msg, "logfile": logfile}
+
+        # Queue the message for sending
+        self._QueueMsg(0, msg)
+
+
+def InitReporter(config, logger = None):
+    return HTTPreporter(config, logger)